It is stated in the book *Al-Qawl al-Mubin fi Akhta' al-Musallin* (The Clear Statement on the Mistakes of Those Who Pray) by Shaykh Mashhur Hasan Salman that it is a recommended practice (sunnah) when the mu'adhdhin says "Hayya 'ala al-salah" (Come to prayer) for us to say
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The questioner : It is stated in the book "Al-Qawl al-Mubin fi Akhta' al-Musallin" (The Clear Statement on the Mistakes of Those Who Pray) by Shaykh Mashhur Hasan Salman that it is a recommended practice (sunnah) when the mu'adhdhin says "Hayya 'ala al-salah" (Come to prayer) for you to say the same as he says, and then to say "La hawla wa la quwwata illa bi-Allah" (There is no power nor strength except with Allah), combining the evidence. However, the evidence was not mentioned. What is the evidence for this?
The Shaykh : There is no evidence.
The questioner: Yes.
The Shaykh : There is no evidence for combining them.
The questioner : We limit it to saying "La hawla wa la quwwata illa bi-Allah" (There is no power nor strength except with Allah) when he says "Hayya 'ala al-salah" (Come to prayer).
The Shaykh : No, sometimes it is like this, and sometimes it is like that.
The Shaykh : There is no evidence.
The questioner: Yes.
The Shaykh : There is no evidence for combining them.
The questioner : We limit it to saying "La hawla wa la quwwata illa bi-Allah" (There is no power nor strength except with Allah) when he says "Hayya 'ala al-salah" (Come to prayer).
The Shaykh : No, sometimes it is like this, and sometimes it is like that.
Source
www.al-albany.com
The Arabic text is copied verbatim from the original source, without any edits.